gsd-2018-8340
Vulnerability from gsd
Modified
2023-12-13 01:22
Details
A security feature bypass vulnerability exists when Active Directory Federation Services (AD FS) improperly handles multi-factor authentication requests, aka "AD FS Security Feature Bypass Vulnerability." This affects Windows Server 2016, Windows Server 2012 R2, Windows 10 Servers.
Aliases
Aliases
{
"GSD": {
"alias": "CVE-2018-8340",
"description": "A security feature bypass vulnerability exists when Active Directory Federation Services (AD FS) improperly handles multi-factor authentication requests, aka \"AD FS Security Feature Bypass Vulnerability.\" This affects Windows Server 2016, Windows Server 2012 R2, Windows 10 Servers.",
"id": "GSD-2018-8340"
},
"gsd": {
"metadata": {
"exploitCode": "unknown",
"remediation": "unknown",
"reportConfidence": "confirmed",
"type": "vulnerability"
},
"osvSchema": {
"aliases": [
"CVE-2018-8340"
],
"details": "A security feature bypass vulnerability exists when Active Directory Federation Services (AD FS) improperly handles multi-factor authentication requests, aka \"AD FS Security Feature Bypass Vulnerability.\" This affects Windows Server 2016, Windows Server 2012 R2, Windows 10 Servers.",
"id": "GSD-2018-8340",
"modified": "2023-12-13T01:22:34.497426Z",
"schema_version": "1.4.0"
}
},
"namespaces": {
"cve.org": {
"CVE_data_meta": {
"ASSIGNER": "secure@microsoft.com",
"ID": "CVE-2018-8340",
"STATE": "PUBLIC"
},
"affects": {
"vendor": {
"vendor_data": [
{
"product": {
"product_data": [
{
"product_name": "Windows Server 2016",
"version": {
"version_data": [
{
"version_value": "(Server Core installation)"
}
]
}
},
{
"product_name": "Windows Server 2012 R2",
"version": {
"version_data": [
{
"version_value": "(Server Core installation)"
}
]
}
},
{
"product_name": "Windows 10 Servers",
"version": {
"version_data": [
{
"version_value": "version 1709 (Server Core Installation)"
},
{
"version_value": "version 1803 (Server Core Installation)"
}
]
}
}
]
},
"vendor_name": "Microsoft"
}
]
}
},
"data_format": "MITRE",
"data_type": "CVE",
"data_version": "4.0",
"description": {
"description_data": [
{
"lang": "eng",
"value": "A security feature bypass vulnerability exists when Active Directory Federation Services (AD FS) improperly handles multi-factor authentication requests, aka \"AD FS Security Feature Bypass Vulnerability.\" This affects Windows Server 2016, Windows Server 2012 R2, Windows 10 Servers."
}
]
},
"problemtype": {
"problemtype_data": [
{
"description": [
{
"lang": "eng",
"value": "Security Feature Bypass"
}
]
}
]
},
"references": {
"reference_data": [
{
"name": "1041474",
"refsource": "SECTRACK",
"url": "http://www.securitytracker.com/id/1041474"
},
{
"name": "105029",
"refsource": "BID",
"url": "http://www.securityfocus.com/bid/105029"
},
{
"name": "https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2018-8340",
"refsource": "CONFIRM",
"url": "https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2018-8340"
}
]
}
},
"nvd.nist.gov": {
"configurations": {
"CVE_data_version": "4.0",
"nodes": [
{
"children": [],
"cpe_match": [
{
"cpe23Uri": "cpe:2.3:o:microsoft:windows_server_2016:1803:*:*:*:*:*:*:*",
"cpe_name": [],
"vulnerable": true
},
{
"cpe23Uri": "cpe:2.3:o:microsoft:windows_server_2012:r2:*:*:*:*:*:*:*",
"cpe_name": [],
"vulnerable": true
},
{
"cpe23Uri": "cpe:2.3:o:microsoft:windows_server_2016:-:*:*:*:*:*:*:*",
"cpe_name": [],
"vulnerable": true
},
{
"cpe23Uri": "cpe:2.3:o:microsoft:windows_server_2016:1709:*:*:*:*:*:*:*",
"cpe_name": [],
"vulnerable": true
}
],
"operator": "OR"
}
]
},
"cve": {
"CVE_data_meta": {
"ASSIGNER": "secure@microsoft.com",
"ID": "CVE-2018-8340"
},
"data_format": "MITRE",
"data_type": "CVE",
"data_version": "4.0",
"description": {
"description_data": [
{
"lang": "en",
"value": "A security feature bypass vulnerability exists when Active Directory Federation Services (AD FS) improperly handles multi-factor authentication requests, aka \"AD FS Security Feature Bypass Vulnerability.\" This affects Windows Server 2016, Windows Server 2012 R2, Windows 10 Servers."
}
]
},
"problemtype": {
"problemtype_data": [
{
"description": [
{
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"value": "NVD-CWE-noinfo"
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]
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},
"references": {
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{
"name": "https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2018-8340",
"refsource": "CONFIRM",
"tags": [
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],
"url": "https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2018-8340"
},
{
"name": "1041474",
"refsource": "SECTRACK",
"tags": [
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],
"url": "http://www.securitytracker.com/id/1041474"
},
{
"name": "105029",
"refsource": "BID",
"tags": [
"Third Party Advisory",
"VDB Entry"
],
"url": "http://www.securityfocus.com/bid/105029"
}
]
}
},
"impact": {
"baseMetricV2": {
"cvssV2": {
"accessComplexity": "LOW",
"accessVector": "NETWORK",
"authentication": "SINGLE",
"availabilityImpact": "NONE",
"baseScore": 4.0,
"confidentialityImpact": "PARTIAL",
"integrityImpact": "NONE",
"vectorString": "AV:N/AC:L/Au:S/C:P/I:N/A:N",
"version": "2.0"
},
"exploitabilityScore": 8.0,
"impactScore": 2.9,
"obtainAllPrivilege": false,
"obtainOtherPrivilege": false,
"obtainUserPrivilege": false,
"severity": "MEDIUM",
"userInteractionRequired": false
},
"baseMetricV3": {
"cvssV3": {
"attackComplexity": "LOW",
"attackVector": "NETWORK",
"availabilityImpact": "NONE",
"baseScore": 6.5,
"baseSeverity": "MEDIUM",
"confidentialityImpact": "HIGH",
"integrityImpact": "NONE",
"privilegesRequired": "LOW",
"scope": "UNCHANGED",
"userInteraction": "NONE",
"vectorString": "CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N",
"version": "3.0"
},
"exploitabilityScore": 2.8,
"impactScore": 3.6
}
},
"lastModifiedDate": "2019-10-03T00:03Z",
"publishedDate": "2018-08-15T17:29Z"
}
}
}
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- Seen: The vulnerability was mentioned, discussed, or seen somewhere by the user.
- Confirmed: The vulnerability is confirmed from an analyst perspective.
- Exploited: This vulnerability was exploited and seen by the user reporting the sighting.
- Patched: This vulnerability was successfully patched by the user reporting the sighting.
- Not exploited: This vulnerability was not exploited or seen by the user reporting the sighting.
- Not confirmed: The user expresses doubt about the veracity of the vulnerability.
- Not patched: This vulnerability was not successfully patched by the user reporting the sighting.